Personality traits are difficult to research due to the a. ...

[yoroshambo]

Personality traits are difficult to research due to the
 
  a. fact they frequently change as an individual ages
  b. limited number assessment tools to measure traits
  c. small amount of previous research conducted on the subject
  d. high number of adjectives that can be used to describe others

Question 2

An enduring, generally stable personality characteristic that influences behavior is a
 
  a. state
  b. type
  c. trait
  d. cluster

[Cheesycrackers]

Answer to Question 1

d

Answer to Question 2

c

[yoroshambo]

Excellent

[Perkypinki]

Thanks for the timely response, appreciate it